Description Promontory Club is a private, high-end mountain club located in Park City, Utah, catering to a multi-generational membership with robust amenities and world class golf. Promontory has received universal acclaim as a destination where life’s greatest moments naturally play out thanks to its unrivaled depth and breadth of extraordinary family experiences. This established community – which spans more than 11 square miles – features an investment of more than $400 million in exceptional and award-winning amenities for every season.